/* reset */
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
textarea,
p,
blockquote,
th,
td,
input,
select,
textarea,
button,
figure {
  margin: 0;
  padding: 0;
}
/* 初始化标签在所有浏览器中的margin、padding值 */
fieldset,
img {
  border: 0 none;
}
/* 重置fieldset（表单分组）、图片的边框为0*/
dl,
ul,
ol,
menu,
li {
  list-style: none;
}
/* 重置类表前导符号为onne,menu在HTML5中有效 */
blockquote,
q {
  quotes: none;
}
/* 重置嵌套引用的引号类型 */
blockquote:before,
blockquote:after,
q:before,
q:after {
  content: '';
  content: none;
}
/* 重置嵌套引用*/
input,
select,
textarea,
button {
  vertical-align: middle;
}
/* 重置表单控件垂直居中*/
button {
  border: 0 none;
  background-color: transparent;
  cursor: pointer;
}
/* 重置表单button按钮效果 */
/* 重置body 页面背景为白色 */
body {
  background: #000004;
}
html,
body,
th,
td,
input,
select,
textarea,
button {
  line-height: 1;
  outline: none;
  resize: none;
}
/* 重置页面文字属性 */
a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}
/* 重置链接a标签 */
a:link,
a:visited,
a:hover,
a:active {
  text-decoration: none;
}
a:focus,
a:hover {
  outline: none;
}
/* 重置链接a标签的鼠标滑动效果 */
address,
caption,
cite,
code,
dfn,
em,
var {
  font-style: normal;
  font-weight: normal;
}
/* 重置样式标签的样式 */
caption {
  display: none;
}
/* 重置表格标题为隐藏 */
table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  table-layout: fixed;
}
/* 重置table属性 */
img {
  vertical-align: top;
}
/* 图片在当前行内的垂直位置 */
/* 页面设置 */
/* 取消a标签点击后的虚线框 */
a {
  outline: none;
}
/*清除浮动*/
.clear {
  clear: both;
}
/*清除浮动--推荐使用*/
.clearfix:before,
.clearfix:after {
  content: '';
  display: table;
}
.clearfix:after {
  clear: both;
}
/*placeholder 颜色修改*/
::-webkit-input-placeholder {
  /* WebKit browsers */
  color: #b6b6b6;
}
:-moz-placeholder {
  /* Mozilla Firefox 4 to 18 */
  color: #b6b6b6;
}
::-moz-placeholder {
  /* Mozilla Firefox 19+ */
  color: #b6b6b6;
}
:-ms-input-placeholder {
  /* Internet Explorer 10+ */
  color: #b6b6b6;
}
.fleft {
  float: left;
}
.fright {
  float: right;
}
.main {
  background: #98a6b2;
}
.item {
  position: relative;
}
.title {
  color: #ffffff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.item-nav {
  position: absolute;
  right: 30px;
  bottom: 30px;
}
.item-nav li {
  margin-top: 5px;
}
.item-nav a {
  color: #ffffff;
  font-size: 30px;
}
.item-nav a:hover {
  color: #ff9f00;
}
.text-box {
  position: absolute;
  color: #ffffff;
  z-index: 1;
}
.text-box .line {
  width: 0;
  border: 2px solid transparent;
  transition: all 0.5s ease-in-out;
}
.text-box:hover .line {
  width: 100%;
  border: 2px solid #ff9f00;
}
.text-box p {
  margin: 15px 0;
  font-size: 24px;
}
.logo-box {
  position: absolute;
  width: 365px;
  top: 50px;
  left: 50px;
}
#insist .text-box,
#quality .text-box {
  top: 50%;
  right: 10%;
  transform: translate(0, -50%);
}
#teamwork .text-box,
#method .text-box,
#experience .text-box {
  top: 10%;
  left: 10%;
}
#experience {
  box-sizing: border-box;
}
#experience .video-box {
  position: absolute;
  top: 0;
  height: 100%;
  width: 100%;
  padding: 10%;
}
#experience .video-box video {
  width: 100%;
  height: 100%;
}
#experience .video-btn {
  position: absolute;
  bottom: 5%;
  right: 5%;
  width: 60px;
  height: 60px;
}
#new {
  bottom: 10%;
  right: 10%;
  position: absolute;
  color: #ffffff;
  padding-bottom: 15px;
}
#new .line {
  width: 0;
  border: 2px solid transparent;
  transition: all 0.2s ease-in-out;
}
#new:hover .line {
  width: 100%;
  border: 2px solid #ff9f00;
}
#new p {
  margin: 15px 0;
  font-size: 24px;
}
#customer .text-box {
  left: 50%;
  top: 40%;
  transform: translate(-50%, 0);
}
#customer .text-box .line {
  width: 0;
  margin: 10px auto;
}
#customer .text-box:hover .line {
  width: 100%;
  border: 2px solid #ff9f00;
}
#about {
  padding: 50px 50px 0 50px;
}
#about .img-box {
  width: 350px;
}
#about .text-box {
  top: 70px;
  right: 55px;
}
#customer-item {
  padding: 0 90px;
  margin-top: -15px;
}
.animate-box {
  position: absolute;
  right: 10%;
  bottom: 10%;
}
.animate-box li {
  text-align: center;
  color: #ffffff;
  display: inline-block;
  margin: 0 5px;
}
.animate-box li img {
  width: 60px;
  height: 60px;
}
.animate-box li p {
  font-size: 16px;
  margin-top: 15px;
}
.animate-box .jia {
  vertical-align: top;
  padding-top: 15px;
  font-size: 30px;
}
.box {
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
  position: relative;
  background-color: #eaedf0;
  padding: 20px;
  margin: 0 auto;
  margin-bottom: 20px;
}
.box .icon-box {
  width: 160px;
  height: 160px;
  margin: 0 auto;
}
.box p {
  margin-top: 20px;
  font-size: 24px;
  text-align: center;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.box .box-content {
  width: 100%;
  height: 100%;
  background: rgba(8, 8, 8, 0.8);
  padding: 20px;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}
.box .box-content .text {
  color: #ffffff;
}
.box:hover .box-content {
  animation-name: loading;
  animation-duration: 1200ms;
  animation-iteration-count: 1;
  animation-timing-function: linear;
  opacity: 1;
}
@keyframes loading {
  0% {
    -webkit-transform: perspective(400px) rotate3d(0, 1, 0, 90deg);
    transform: perspective(400px) rotate3d(0, 1, 0, 90deg);
    -webkit-animation-timing-function: ease-in;
    animation-timing-function: ease-in;
    opacity: 0;
  }
  40% {
    -webkit-transform: perspective(400px) rotate3d(0, 1, 0, -20deg);
    transform: perspective(400px) rotate3d(0, 1, 0, -20deg);
    -webkit-animation-timing-function: ease-in;
    animation-timing-function: ease-in;
  }
  60% {
    -webkit-transform: perspective(400px) rotate3d(0, 1, 0, 10deg);
    transform: perspective(400px) rotate3d(0, 1, 0, 10deg);
    opacity: 1;
  }
  80% {
    -webkit-transform: perspective(400px) rotate3d(0, 1, 0, -5deg);
    transform: perspective(400px) rotate3d(0, 1, 0, -5deg);
  }
  100% {
    -webkit-transform: perspective(400px);
    transform: perspective(400px);
  }
}
@media (max-width: 992px) {
  .container {
    width: 100%;
    padding: 0;
    margin: 0;
  }
  h1 {
    font-size: 34px;
  }
  .item-nav a {
    font-size: 28px;
  }
  .text-box p {
    font-size: 20px;
  }
  #about .img-box {
    width: 300px;
  }
  .box {
    padding: 15px;
  }
  .box .icon-box {
    width: 100px;
    height: 100px;
  }
  .box p {
    margin-top: 15px;
    font-size: 14px;
  }
  .box .box-content {
    padding: 20px;
  }
  #experience .video-btn {
    width: 50px;
    height: 50px;
  }
}
@media (max-width: 768px) {
  .logo-box {
    width: 160px;
    top: 20px;
    left: 20px;
  }
  h1 {
    font-size: 16px;
  }
  .item-nav {
    right: 10px;
    bottom: 10px;
  }
  .item-nav a {
    font-size: 12px;
  }
  .text-box p {
    font-size: 12px;
    margin: 10px 0;
  }
  #new p {
    font-size: 12px;
    margin: 10px 0;
  }
  #about .img-box {
    width: 250px;
  }
  #about {
    padding: 15px 15px 0 15px;
  }
  #customer-item {
    padding: 0 20px;
    margin-top: 20px;
  }
  .animate-box {
    width: 100%;
    right: 0;
    text-align: center;
  }
  .animate-box li img {
    width: 50px;
    height: 50px;
  }
  .animate-box li p {
    font-size: 12px;
    margin-top: 12px;
  }
  .animate-box .jia {
    vertical-align: top;
    padding-top: 15px;
    font-size: 18px;
  }
  #experience .video-btn {
    width: 40px;
    height: 40px;
    bottom: 5%;
    right: 5%;
  }
}
@media (max-width: 414px) {
  #about {
    overflow: hidden;
    padding: 10px 5px 0 5px;
  }
  #about .img-box {
    width: 125px;
  }
  #about .text-box {
    top: 15px;
    right: 10px;
  }
  #experience .video-btn {
    position: absolute;
    width: 25px;
    height: 25px;
  }
}
